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iRubric: Pipe Weld Bead Assessment - Arc Welding rubric

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Pipe Weld Bead Assessment - Arc Welding Pipe Weld Bead Assessment - Arc Welding Rubric Code: R22X5BX By DennisDickerson Ready to use Public Rubric Subject: Vocational Type: Project Grade Levels: (none)

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	Unacceptable 1 pts	Needs Improvement 2 pts	Acceptable 3 pts	Very Good 4 pts
Safety Practices	Unacceptable No welding helmet worn. No safety glasses worn. Student will not be allowed to continue the assignment. No welding gloves worn.	Needs Improvement Two or less of the following safety practices violated: Incorrect shoes worn. Incorrect clothing worn. Hot metal carried in gloved hand(s).	Acceptable	Very Good All of the following safety practices were followed: Proper welding gloves worn. Proper shoes worn. Proper clothing worn. Pliers, etc. used to carry hot metal.
Bead Width	Unacceptable Bead unsuccessfully made.	Needs Improvement Bead narrower or wider than width of two electrodes used.	Acceptable The majority of the bead is equal to the width of two electrodes used.	Very Good Bead width equals the width of two electrodes used.
Bead Shape	Unacceptable Bead unsuccessfully made. Bead is higher than 1/4" or flat.	Needs Improvement Bead does not form the acceptable shape - has one of following problems. Too flat Too high and does not blend into the base metal at the weld toes.	Acceptable Proper bead shape is not consistent for the entire length of the bead.	Very Good Bead has an acceptable shape for the entire weld.
Weld Start & Finish	Unacceptable Bead unsuccessfully made. Tie-ins do not match.	Needs Improvement Bead has some undercutting and porosity, but the tie-ins match	Acceptable Bead ties-in, but is slightly crooked, with no undercutting or porosity.	Very Good Bead has an acceptable tie-in at the start and finish (Bead looks like one continuous weld from start to finish) with no undercutting or porosity.
Weld Defects	Unacceptable Weld has inclusions and or two or more 1/8" cracks in the tested coupon and weld cap has craters.	Needs Improvement Weld cap is not straight. There is striking outside the weld.	Acceptable Weld coupon has 1/8" crack or less in the bend test. Weld cap is straight without craters.	Very Good No weld defects are present.